MLA

Kissinger, Henry, 1923-2023. Randall, Frances Ames. Box 50, folder 10. 1958-1962. https://collections.library.yale.edu/catalog/11783325.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 50, folder 10"])(1958-1962)[Randall, Frances Ames]. https://collections.library.yale.edu/catalog/11783325.